Question

300 people attend a concert. There are seven children in every three adults. How many children are at the concert?

Answer 1

The number of people that attended the concert = 300

Let an adult to be represented by = x

Three adults will be = 3x

There are 7 children in every 3 adults ; this will be ;

3x * 7 = 21 x

Form an equation for the total number of people at the concert as;